Add Traefik Forward Auth against KeyCloak

manuscript/recipes/collabora-online.md

@@ -300,12 +300,7 @@ Now browse your NextCloud files. Click the plus (+) sign to create a new documen
 
     [![Common Observatory](../images/common_observatory.png)](https://www.observe.global/)
 
-## Chef's Notes
+## Chef's Notes 📓
 
 1. Yes, this recipe is complicated. And you probably only care if you feel strongly about using Open Source rich document editing in the browser, vs using something like Google Docs. It works impressively well however, once it works. I hope to make this recipe simpler once the CODE developers have documented how to pass optional parameters as environment variables.
 
-### Tip your waiter (support me) 👏
-
-Did you receive excellent service? Want to make your waiter happy? (_..and support development of current and future recipes!_) See the [support](/support/) page for (_free or paid)_ ways to say thank you! 👏
-
-### Your comments? 💬